At One Click Purchasing, we are your reliable source for the NSN part 21312 manufactured by Hyspan Precision Products Inc. We carry a wide range of popular NSN items on our website, including Expansion Joint Pip like part number 21312 which is listed with the NSN 4730005379304 for easy identification. If you are interested in 21312 item, then take the advantage of our online RFQ service, or peruse our website as you see fit to find other items of interest that you may wish to learn more about.